The Titanium Field GuidePicks of the month

Ventus Mori 300m Brass Diver

The Ventus Mori 300m Brass Diver is a 41 mm brass dive watch with a Seiko NH35 automatic movement.

All Ventus watchesDiver watchesUnder $500Microbrand
Price
$349
Material
Brass
Grade / type
Brass
Water resistance
300 m
Type
Diver
Case diameter
41.0 mm
Thickness
14 mm
Lug-to-lug
48 mm
Origin
Singapore
Movement
Automatic
Caliber
Seiko NH35
Complications
Date
Colour
Gold
Construction
Assembled
Finish technology
Natural finish
Caseback
Stainless steel
Nickel-free
No (steel contact)
Bracelet / strap
Sold on a 20mm sailcloth-style strap with a brass buckle; tropic rubber and leather straps included.
Crystal
Double-domed sapphire, inner AR coating
Dial
Sandwich dials across six references (M-1B, M-1V, M-2B, M-2V, M-3, M-4), date wheel colour-matched to the lume
Lume
Super-LumiNova C3 or BGW9 by reference
Availability
Offered
Status
Listed, sold out in every brass reference (the Mori 2 is the current generation)
Not published
Reference, Weight, Power reserve, Hardness, Surface treatment, Matching bracelet, Display back
High confidence Verified Oct 2026 Source: Ventus (maker) Maker ↗ Spec checksAlloy Aug 2026Price Aug 2026
Facts are free to cite with a link.
Reader reviews & photosContribute photo or review
See it in the interactive guideGet the monthly letterContribute a photo or review

Similar watches

Alternatives to the Ventus Mori 300m Brass Diver

More watches from Ventus

Frequently asked questions

Is the Ventus Mori 300m Brass Diver nickel-free?

No. The caseback is steel, and steel carries nickel, so the guide does not list it as nickel-free.

What is the case of the Ventus Mori 300m Brass Diver made of?

The case is brass. That is confirmed against the maker's specification. The caseback is steel, not titanium.

What size is the Ventus Mori 300m Brass Diver?

The case is 41 mm across, 14 mm thick and 48 mm from lug to lug. It is water resistant to 300 m.

How much does the Ventus Mori 300m Brass Diver cost, and is it available?

It is in production, at a list price of $349.

All Ventus watches · Diver watches · All 1,942 watches

Learn: Titanium grades · Surface treatments · Why titanium scratches · How to read a spec

How we verify & grade · Image & Trademark Policy · Terms & Conditions · Privacy Policy

Report an error on this page · how corrections work